Plant tower



FIG. 1 is a perspective view of the design of the present invention for a plant tower;

FIG. 2 is a front elevation view of the plant tower of FIG. 1 with the rear elevation view being the same;

FIG. 3 is a left side elevation view of the plant tower of FIG. 1 with the right side elevation view being the same;

FIG. 4 is a top end view of the plant tower of FIG. 1;

FIG. 5 is a bottom end view of the plant tower of FIG. 1; and,

FIG. 6 is an exploded view of the plant tower of FIG. 1.

The broken lines in FIGS. 1 and 5 are included for the purpose of showing portions of the plant tower that form no part of the claimed design. 

CLAIM I claim the ornamental design for a plant tower, as shown and described. 